Invention Grant
- Patent Title: Positive active material for rechargeable lithium battery, method of preparing same and rechargeable lithium battery including same
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Application No.: US14971375Application Date: 2015-12-16
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Publication No.: US10270096B2Publication Date: 2019-04-23
- Inventor: Jae-Hyun Shim , Ki-Soo Lee , Jae-Han Lee , Se-Hee Lee , Hyeon-Ah Ju , Eun-Cheol Lee , Joo-Han Song , Yun-Hee Lee
- Applicant: SAMSUNG SDI CO., LTD.
- Applicant Address: KR Yongin-Si, Gyeonggi-do
- Assignee: Samsung SDI Co., Ltd.
- Current Assignee: Samsung SDI Co., Ltd.
- Current Assignee Address: KR Yongin-Si, Gyeonggi-do
- Agency: Lee & Morse, P.C.
- Priority: KR10-2014-0182530 20141217
- Main IPC: H01M4/525
- IPC: H01M4/525 ; H01M4/36 ; C01G51/00 ; H01M10/052 ; H01M4/02
Abstract:
A positive active material for a rechargeable lithium battery includes a LiCoO2 particle. An interior of the particle has a layered structure and a surface of the particle has a spinel structure.
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